Studying the cosmic-ray composition at the knee region with EMMA Räiha, T. ; Shen, C. ; Ding, L. ; Dzaparova, I. ; Enquvist, T. ; Fynbo, H. ; Jämsén, T. ; Karpov, S. ; Keränen, P. ; Kurenya, A. ; Laitala, H. ; Lehtola, M. ; Narkilahti, J. ; Nurmenniemi, S. ; Peltoniemi, J. ; Petkov, V. ; Remes, H. ; Roos, M. ; Sarkamo, J. ; Yanin, A. ; Zhu, Q. Abstract Publication: 29th International Cosmic Ray Conference (ICRC29), Volume 6 Pub Date: 2005 Bibcode: 2005ICRC....6..113R